231378784

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11351}}^1$

素因数の和:11388

約数の個数: 72

約数和(自身を含む): 570710448

約数和(自身を除く): 339331664

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 10192, 11351, 20384, 22702, 45404, 79457, 90808, 147563, 158914, 181616, 295126, 317828, 363232, 556199, 590252, 635656, 1032941, 1112398, 1180504, 1271312, 2065882, 2224796, 2361008, 2542624, 4131764, 4449592, 4722016, 7230587, 8263528, 8899184, 14461174, 16527056, 17798368, 28922348, 33054112, 57844696, 115689392, 231378784]

約数ペア:

[(1, 231378784), (2, 115689392), (4, 57844696), (7, 33054112), (8, 28922348), (13, 17798368), (14, 16527056), (16, 14461174), (26, 8899184), (28, 8263528), (32, 7230587), (49, 4722016), (52, 4449592), (56, 4131764), (91, 2542624), (98, 2361008), (104, 2224796), (112, 2065882), (182, 1271312), (196, 1180504), (208, 1112398), (224, 1032941), (364, 635656), (392, 590252), (416, 556199), (637, 363232), (728, 317828), (784, 295126), (1274, 181616), (1456, 158914), (1568, 147563), (2548, 90808), (2912, 79457), (5096, 45404), (10192, 22702), (11351, 20384)]